SuperConvert LITE is the iPad/iPhone version of the popular free Super Conversions Windows shareware application, now rebuilt as a calculator!
Distance, Area and Volume conversions are included in this free version.
The paid version has over 20,000 conversions possible in 18 categories: Distance, Area, Volume, Weight, Power, Pressure, Temperature, Time, Energy, Force, Acceleration, Illuminance, Concentration, Electrical Current, Hydraulics, Density, Velocity and Viscosity.